487130787

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1777}}^1$

素因数の和:1881

約数の個数: 64

約数和(自身を含む): 860267520

約数和(自身を除く): 373136733

約数列:

[1, 3, 9, 11, 13, 27, 33, 39, 71, 99, 117, 143, 213, 297, 351, 429, 639, 781, 923, 1287, 1777, 1917, 2343, 2769, 3861, 5331, 7029, 8307, 10153, 15993, 19547, 21087, 23101, 24921, 30459, 47979, 58641, 69303, 91377, 126167, 175923, 207909, 254111, 274131, 378501, 527769, 623727, 762333, 1135503, 1387837, 1640171, 2286999, 3406509, 4163511, 4920513, 6860997, 12490533, 14761539, 18041881, 37471599, 44284617, 54125643, 162376929, 487130787]

約数ペア:

[(1, 487130787), (3, 162376929), (9, 54125643), (11, 44284617), (13, 37471599), (27, 18041881), (33, 14761539), (39, 12490533), (71, 6860997), (99, 4920513), (117, 4163511), (143, 3406509), (213, 2286999), (297, 1640171), (351, 1387837), (429, 1135503), (639, 762333), (781, 623727), (923, 527769), (1287, 378501), (1777, 274131), (1917, 254111), (2343, 207909), (2769, 175923), (3861, 126167), (5331, 91377), (7029, 69303), (8307, 58641), (10153, 47979), (15993, 30459), (19547, 24921), (21087, 23101)]